The answer is
Explanation:
The mass of a substance when given the density and volume can be found by using the formula
From the question
volume of aluminum = 12 cm³
Density = 2.70 g/cm³
The mass of aluminum is
mass = 2.7 × 12
We have the final answer as
Hope this helps you
i am going to put the answers in order i dint feel like typing it out so yeah
a
d
c
b